The School District of Palm Beach County Project Name: SDPBC Project No.:

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The School District of Palm Beach County

Project Name:

SDPBC Project No.:


Architect's Projec
t Number

15420 (22 10 00)
-
1

of
7

Plumbing Piping



District Master Specs 2007 Edition

SECTION 15420

(22 10 00)

PLUMBING PIPING


PART 1

GENERAL


1.1

SCOPE


A.

Work consists of all plumbing work indicated on drawings and specified herein.

B.

Included are requirements for fees/permits for installation and inspection of all plumbing work.

C.

Also see "Instr
uctions to Bidders," "General Conditions," "Supplementary General
-
Conditions,"
"Special Conditions," and "General Requirements for Mechanical and Electrical Work" which
are hereby made part of this section and govern in the event there is a conflict with t
his section.


1.2

SECTION INCLUDES


A.

Pipe and pipe fittings

B.

Valves

C.

Sanitary sewer piping system

D.

Domestic water piping system

E.

Storm water piping system

F.

Natural gas piping system


1.3

REFERENCES


A.

ANSI/ASME B16.3
-

Malleable Iron Threaded Fittings Class 150 ns 300

B.

ANS
I/ASME B16.18


Cast Copper Alloy Solder Joint Pressure Fittings

C.

ANSI/ASME B16.22


Wrought Copper and Copper Alloy Solder Joint Pressure Fittings

D.

ANSI/ASME B16.23
-

Cast Copper Alloy Solder Joint Drainage Fittings
-

DWV

E.

ANSI/ASME B16.29
-

Wrought Copper a
nd Wrought Copper Alloy Solder Joint Drainage
Fittings
-

DWV

F.

ANSI/ASME Sec. 9
-

Welding and Brazing Qualifications

G.

ANSI/ASTM B32
-

Solder Metal

H.

ANSI/ASTM D2466
-

Poly (Vinyl Chloride) (PVC) Plastic Pipe Fitting, Schedule

40

I.

ANSI/AWS D1.1
-

Structural Weldi
ng Code

J.

ASME
-

Boiler and Pressure Vessel Code

K.

ASTM A53
-

Pipe, Steel, Black and Hot
-
Dipped Zinc Coated, Welded and Seamless

L.

ASTM A74
-

Cast iron Soil Pipe and Fitting

M.

ASTM A120
-

Pipe, Steel, Black and Hot
-
Dipped Zinc Coated (Galvanized), Welded and
Seaml
ess, for Ordinary Uses

N.

ASTM A234
-

Pipe Fittings of Wrought Carbon Steel and Alloy Steel for Moderate and elevated
Temperatures

O.

ASTM A395


Ferritic Ductile Iron Pressure Retaining Castings

P.

ASTM A536 Ductile Iron Castings

Q.

ASTM B88
-

Seamless Copper Water T
ube

R.

ASTM B306
-

Copper Drainage Tube (DWV)

S.

ASTM C564
-

Rubber Gaskets for Cast Iron Soil Pipe and Fittings

T.

ASTM D1785
-

Poly (Vinyl Chloride) (PVC) Plastic Pipe, Schedules 40, 80, and 120

U.

ASTM D2235
-

Solvent Cement for Acrylonitrile
-

Butadiene
-

Styrene
(ABS) Plastic Pipe and
Fittings

The School District of Palm Beach County

Project Name:

SDPBC Project No.:


Architect's Projec
t Number

15420 (22 10 00)
-
2

of
7

Plumbing Piping



District Master Specs 2007 Edition

V.

ASTM D2241
-

Poly (Vinyl Chloride) (PVC) Plastic Pipe (SDR
-
PR)

W.

ASTM D2513
-

Thermoplastic Gas Pressure Pipe, Tubing and Fittings

X.

ASTM D2680
-

Acrylonitrile
-
Butadiene
-
Styrene (ABS) Composite
-
Sewer Piping

Y.

ASTM D2683
-

Socket
-
T
ype Polyethylene Fillings for Outside Diameter
-
Controlled
Polyethylene Pile

Z.

ASTM D2729
-

Poly (Vinyl Chloride) (PVC) Sewer Pipe and Fittings

AA.

ASTM D2751
-

Acrylonitrile
-
Butadiene
-
Styrene (ABS) Sewer Piping and Fittings

BB.

ASTM D2855
-

Making Solvent
-
Cemented J
oints with Poly (Vinyl Chloride) (PVC) Pipe and
Fittings

CC.

ASTM D3033
-

Type PSP Poly (Vinyl Chloride) (PVC) Sewer Pipe and Fittings

DD.

ASTM D3034
-
Type PSM Poly (Vinyl Chloride) (PVC) Sewer Pipe and Fittings

EE.

ASTM F477
-

Elastomeric Seals (Gaskets) for Joining
Plastic Pipe

FF.

AWS A5.8
-

Brazing Filler Metal

GG.

AWWA C601
-

Standard Methods for the Examination of Water and Waste Water

HH.

AWWA C606


Grooved and Shouldered Joints

II.

CISPI 301
-

Cast Iron Soil Pipe and Fittings for Hubless Cast Iron Sanitary Systems

JJ.

ASTM D635
-

Flame Retardant


1.4

QUALITY ASSURANCE


A.

Valves: Manufacturer's name and pressure rating marked on valve body.

B.

Welding Materials and Procedures: Conform to ASME and applicable state labor regulations.

C.

Welder’s Certification: In accordance with ANSI/ASME Sec. 9
.


1.5

SUBMITTALS


A.

Submit product data under provisions of Section 01300.

B.

Include data on pipe materials, pipefittings, valves and accessories.


PART 2

PRODUCTS


2.1

SANITARY SEWER PIPING, BURIED WITHIN FIVE FEET OF BUILDING


A.

Cast Iron Pipe:

ASTM A74 service weig
ht.

1.

Fittings: Cast iron.

2.

Joints: Hub
-
and
-
spigot, CISPI HSN compression type with ASTM C564 neoprene gaskets.

B.

Copper Tubing:

ASTM B306, DWV

1.

Fittings: ANSI/ASME B16.3, cast bronze, or ANSI/ASME B16.29, wrought copper.

2.

Joints: ANSI/ASTM B32, solder, Grade

50
B.

C.

PVC Pipe:

ASTM D2665.

1.

Fittings: PVC.

2.

Joints: ASTM D2855, solvent weld.


2.2

SANITARY SEWER PIPING, ABOVE GRADE


A.

Cast Iron Pipe:

ASTM A74 service weight.

1.

Fittings: Cast iron.

2.

Joints: Hub
-
and
-
spigot, CISPI HSN compression type with ASTM C564 neoprene gasket
s.

B.

Cast Iron Pipe:

CISPI 301, Hubless service weight.

The School District of Palm Beach County

Project Name:

SDPBC Project No.:


Architect's Projec
t Number

15420 (22 10 00)
-
3

of
7

Plumbing Piping



District Master Specs 2007 Edition

1.

Fittings: Cast iron.

2.

Joints: Neoprene gaskets and stainless steel clamp
-
and
-
shield assemblies.

C.

Copper Pipe:

ASTM B306, DWV.

1.

Fittings: ANSI/ASME B16.3, cast bronze, or ANSI/ASME B16.29, wrought copper
.

2.

Joints: ANSI/ASTM B32, solder, Grade

50B.

D.

PVC Pipe:

ASTM D2665.

1.

Fittings: PVC.

2.

Joints: ASTM D2855, solvent weld. (Not allowed in plenums)


2.3

WATER PIPING, BURIED WITHIN
FIVE

FEET OF BUILDING


A.

Copper Tubing:

1.

ASTM B88, Type K, hard drawn.

2.

Fittings: ANSI/ASM
E B16.29, wrought copper.

3.

Joints: ANSI/ASTM B32, solder, Grade 95TA.


2.4

WATER PIPING, ABOVE GRADE


A.

Copper Tubing: ASTM B88, Type L, hard drawn.

1.

Fittings: ANSI/ASME B16.18
-

bronze sand casting, ANSI/ASME B16.22
-

wrought
copper, ANSI/ASME B16.23
-

cast brass
, or ANSI/ASME B16.29
-

wrought copper.

2.

Joints: Grooved joints or ANSI/ASTM B32, solder, Grade 95TA.


2.5

STORM WATER PIPING, BURIED WITHIN FIVE FEET OF BUILDING


A.

Cast Iron Pipe:

ASTM A74 service weight.

1.

Fittings: Cast iron.

2.

Joints: Hub
-
and spigot, CISPI HSN

compression type with ASTM C564 neoprene gaskets.

B.

Cast Iron Pipe:

CISPI 301, Hubless, service weight.

1.

Fittings: Cast iron.

2.

Joints: Neoprene gaskets and stainless steel clamp
-
and
-
shield assemblies.

C.

PVC Pipe:

1.

ASTM D2665.

2.

Fittings: PVC.

3.

Joints: ASTM D2855,
solvent weld.


2.6

STORM WATER PIPING, ABOVE GRADE


A.

Cast Iron Pipe:

1.

ASTM A74 service weight.

2.

Fittings: Cast iron.

3.

Joints: Hub
-
and spigot, CISPI HSN compression type with ASTM C564 neoprene gaskets.

B.

Cast Iron Pipe:

1.

CISPI 301, Hubless, service weight.

2.

Fittings:
Cast iron.

3.

Joints: Neoprene gaskets and stainless steel clamp
-
and
-
shield assemblies.

C.

PVC Pipe:

ASTM D2665.

1.

Fittings: PVC.

2.

Joints: ASTM D2855, solvent weld. (Not allowed in plenums)

The School District of Palm Beach County

Project Name:

SDPBC Project No.:


Architect's Projec
t Number

15420 (22 10 00)
-
4

of
7

Plumbing Piping



District Master Specs 2007 Edition


2.7

GAS PIPING, BURIED BEYOND FIVE FEET OF BUILDING


A.

Steel Pipe:

ASTM A53 or

A120, Schedule 40 black.

1.

Fittings: A
S
TM A234 forged steel welding type, with ANSI/AWWA C105 polyethylene
jacket or double layer, half
-
lapped 10
-
mil polyethylene tape.

2.

Joints: ANSI/AWS D1.1, welded.

B.

Plastic
Tubing
:

ASTM D2513 Thermoplastic Gas Pressure
Tu
bing

1.

Fittings: ASTM 3350 Polyethylene

2.

Joints:
ASTM D2683, Specification for Socket
-
type Polyethylene (PE) Fittings for Outside
Diameter Controlled Polyethylene Pipe; or ASTM D3261, Specification for Butt Heat
Fusion Polyethylene (PE) Plastic Pipe and

Tubin
g
; or ASTM F1055, Specification for
Electrofusion Type Polyethylene Fittings



2.8

NATURAL GAS PIPING, BURIED WITHIN FIVE FEET OF BUILDING


A.

Steel Pipe:

ASTM A53 or A120, Schedule 40 black.

1.

Fittings: A
S
TM A234 forged steel welding type, with ANSI/AWWA C105 po
lyethylene
jacket or double layer, half
-
lapped 10
-
mil polyethylene tape.

2.

Joints: ANSI/AWS D1.1, welded
.


2.9

NATURAL GAS PIPING, ABOVE GRADE


A.

Steel Pipe:

ASTM A53 or A120, Schedule 40 black.

1.

Fittings: ANSI/ASME B16.3, malleable iron, or A
S
TM A234, forged stee
l welding type.

2.

Joints: Screwed for pipe
2"

and under; ANSI/AWS D1.1, welded, for pipe over
2"
.

B.

Copper Tubing:

ASTM B88, Type L, hard drawn.

1.

Fittings: ANSI/ASME B16.23, cast brass, or ANSI/ASME B16.29, wrought copper.

2.

Joints: ANSI/ASTM B32, solder, grade
95TA.


2.10

FLANGES, UNIONS, AND COUPLINGS


A.

Pipe Size 2" and under: 150 psig malleable iron unions for threaded ferrous piping; bronze
unions for copper pipe, soldered joints.

B.

Pipe Size Over 2": 150 psig forged steel slip
-
on flanges for ferrous piping; bronze f
langes for
copper piping; neoprene gaskets for gas service; 1/16" thick preformed neoprene bonded.

C.

Grooved and Shouldered Pipe End Couplings: Ductile iron housing clamps to engage and lock,
where required, designed to permit some angular deflection, contra
ction, and expansion; 'C'
shape pressure responsive synthetic rubber sealing gasket conforming to ANSI/NSF
-
61; steel
bolts, nuts and washers; galvanized couplings for galvanized pipe.

1.

IPS Steel Piping:

a.

Rigid Type:
Use c
oupling housings cast with offsetting
, angle
-
pattern bolt pads to
provide system rigidity and support and hanging in accordance with ANSI B31.1,
B31.9 and NFPA 13.

b.

Flexible Type: Use in locations where vibration attenuation and stress relief are
required.

i)

May use flexible couplings in lieu of

flexible connectors at equipment connectors.

ii)

Place couplings in close proximity to the vibration source.

The School District of Palm Beach County

Project Name:

SDPBC Project No.:


Architect's Projec
t Number

15420 (22 10 00)
-
5

of
7

Plumbing Piping



District Master Specs 2007 Edition

c.

Flange Adapters: Flat face, for direct connection to ANSI Class 125 or 150 flanged
components.

2.

Hard Copper Tube: Housings cast with offsetting, angle
-
pattern bolts pads.

a.

Housings coated with copper colored alkyd enamel.

b.

Manufactured to copper tube dimensions, with FlushSeal® type gasket.

D.

Dielectric Connections: Union or waterway with galvanized or plated steel threaded end, copper
solder end, steel or
ductile iron grooved end, and water impervious isolation barrier.


2.11

GATES VALVES


A.

Up to 2": Bronze body, inside screw, single wedge or disc, threaded ends. Valves in copper pipe
to have solder joint ends.

B.

Over 2": Iron body, bronze trim, rising OS&Y, single

wedge, flanged ends.


2.12

GLOBE VALVES


A.

Up to 2": Bronze body, rising stem and hand wheel, inside screw, renewable composition disc,
screwed ends, with back seating capacity.

B.

Over 2": Iron body, bronze trim, rising stem and hand wheel, OS&Y, plug
-
type disc, f
langed
ends.


2.13

BALL VALVES


A.

Up to 2":

1.

Bronze body, stainless steel ball, Teflon seats and stuffing box ring, lever handle.

2.

Valves in copper pipe to have soldered joint ends or end to be compatible with piping
system.

B.

Over 2":

1.

Cast steel body; chrome plated
steel ball, Teflon seat and stuffing box seals, lever handle.

2.

Ductile iron body; chrome plated carbon steel ball and stem, Teflon seat, lever handle.


2.14

GAS COCKS


A.

Up to 2": Bronze body, bronze tapered plug, non
-
lubricated, Teflon packing, threaded ends.

B.

Ove
r 2": Cast iron body and plug, non
-
lubricated, Teflon packing, flanged ends.


2.15

SWING CHECK VALVES


A.

Up to 2": Bronze 45° swing disc, solder screwed ends.

B.

Over 2": Iron body, bronze trim, 45° swing disc, renewable disc and seat, flanged ends.

C.

2" through 4": D
uctile iron, stainless steel trim, swing disc, stainless steel clapper, grooved ends.


2.16

SPRING LOADED CHECK VALVES


A.

Iron body, bronze trim, spring loaded, renewable composition disc, screwed, wafer, or flanged
ends.

B.

Ductile iron body, stainless steel trim,
spring
-
assisted, aluminum bronze or elastomer
encapsulated ductile iron disc, grooved ends.


The School District of Palm Beach County

Project Name:

SDPBC Project No.:


Architect's Projec
t Number

15420 (22 10 00)
-
6

of
7

Plumbing Piping



District Master Specs 2007 Edition

2.17

RELIEF VALVES


A.

Bronze body, Teflon seat, steel stem and springs, automatic, direct pressure actuated, capacities
ASME certified and labeled.


2.18 ACID WASTE PIPIN
G, BURIED


A.

High Silicon Iron Pipe:

ASTM A861.

1.

Fittings: Bell and Spigot Joints: Acid resistant sealant.

B.

Polypropylene Pipe:

ASTM D2467, D4101.

1.

Fittings: Polypropylene ASTM D1785.

2.

Joints: Thermofused.

C.

CPVC Pipe:

ASTM D1784.

1.

Fittings: CPVC.

2.

Joints: AST
M F493 Solvent weld (acid grade solvent with yellow die)


2.19 ACID WASTE PIPING, ABOVE GRADE



A.

High Silicon Iron Pipe:

ASTM A861.

1.

Fittings: Bell and Spigot Joints: Acid resistant sealant.

B.

Fire Resistant Polypropylene Pipe:

ASTM D2467, D4101.

1.

Fitti
ngs: Polypropylene ASTM D1785. Joints: Thermofused.

C.

CPVC Pipe:

ASTM D1784.

1.

Fittings: CPVC. Joints: ASTM F493 Solvent weld (acid grade solvent with yellow die).

D.

Borosilicate Glass Pipe. Fittings: Plastic ASTM D2146, or Glass. Fittings: Compression.


PART 3

EXECUTION


3.1

PREPARATION


A.

Ream pipe and tube ends
, and r
emove burrs.

B.

Remove scale and dirt, on inside and outside, before assembly.

C.

Prepare piping connections to equipment with flanges or unions.


3.2

INSTALLATION


A.

Provide non
-
conducting dielectric conn
ections wherever jointing dissimilar metals.

B.

Route piping in orderly manner and maintain gradient.

C.

Install piping to conserve building space and not interfere with use of space.

D.

Group piping whenever practical at common elevations.

E.

Install piping to allow
for expansion and contraction without stressing pipe, joints, or connected
equipment.

F.

Provide clearance for installation of insulation and access to valves and fittings.

G.

Provide access where valves and fittings are not exposed.

H.

Arrange water piping to drai
n at low points.

I.

Establish elevations of buried piping outside the building to ensure not less than ft of cover.

1.

Slope piping and arrange to drain at low points.

J.

Where pipe support members are welded to structural building framing, scrape, brush clean, and

apply one coat of zinc rich primer to weld.

The School District of Palm Beach County

Project Name:

SDPBC Project No.:


Architect's Projec
t Number

15420 (22 10 00)
-
7

of
7

Plumbing Piping



District Master Specs 2007 Edition

K.

Prepare pipe, fittings, supports, and accessories not prefinished, ready for finish painting.

L.

Install bell and spigot pipe with bell end upstream.

M.

Install valves with stems upright or horizontal, not inverted.

N.

Install a hose bibb on one lavatory (minimum) per group restroom.

O.

Grooved Joints:

1.

All grooved couplings, fittings, valves, and specialties shall be the products of a single
manufacturer, and the grooving tools shall be of the same manufacturer.

2.

Use gaskets

molded and produced by the groove
-
coupling manufacturer.

3.

Grooved ends shall be clean and free from indentations, projections, and roll marks in the area
from pipe end to groove.

4.

Grooved coupling manufacturer’s factory trained representative shall provide
on
-
site training
for contractor’s field personnel in the proper use of grooving tools, application of groove, and
installation of grooved piping products.

5.

Factory trained representative shall periodically inspect the product installation.

6.

Contractor shall
remove and replace any improperly installed products.

7.

Use p
ipe certified for use with the manufacturer's system.


3.3

APPLICATION


A.

Use
an
ap
proved mechanical couplings and fasteners only in accessible locations or as approved by
engineer.

B.

Install unions or gro
oved joint couplings downstream of valves at equipment or apparatus
connections.

C.

Install gate or ball valves for shut
-
off and to isolate equipment, part of systems, or vertical risers.

D.

Install globe or ball valves for throttling, bypass, or manual flow con
trol services.

E.

Provide spring loaded check valves on discharge of water pumps.


3.4

DISINFECTION OF DOMESTIC WATER PIPING SYSTEM


A.

Prior to starting work, verify system is complete, flushed and clean.

B.

Ensure PH of water to be treated is between 7.4 and 7.6 by a
dding alkali (caustic soda or soda ash)
or acid (hydrochloric).

C.

Inject disinfectant, free chlorine in liquid, powder, tablet or gas form, throughout system to obtain
50
-
to 80 mg/L residual.

D.

Bleed water from outlets to ensure distribution and test for disin
fectant residual at minimum 15% of
outlets.

E.

Maintain disinfectant in system for 24 hours.

F.

If final disinfectant residual tests less than 25 mg/L, repeat treatment.

G.

Flush disinfectant from system until residual equal to that of incoming water of 1.0

mg/L.

H.

T
ake samples no sooner than 24 hours after flushing, from 5% of outlets and from water entry, and
analyze in accordance with AWWA C601.


END SECTION